71379542

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{1103}}^1$

素因数の和:1268

約数の個数: 32

約数和(自身を含む): 122411520

約数和(自身を除く): 51031978

約数列:

[1, 2, 13, 19, 26, 38, 131, 247, 262, 494, 1103, 1703, 2206, 2489, 3406, 4978, 14339, 20957, 28678, 32357, 41914, 64714, 144493, 272441, 288986, 544882, 1878409, 2745367, 3756818, 5490734, 35689771, 71379542]

約数ペア:

[(1, 71379542), (2, 35689771), (13, 5490734), (19, 3756818), (26, 2745367), (38, 1878409), (131, 544882), (247, 288986), (262, 272441), (494, 144493), (1103, 64714), (1703, 41914), (2206, 32357), (2489, 28678), (3406, 20957), (4978, 14339)]